diff --git a/doc/dev.md b/doc/dev.md
index 00a3392..cc046e2 100644
--- a/doc/dev.md
+++ b/doc/dev.md
@@ -169,7 +169,7 @@ accomplish that function.
 
 That function takes no parameters and any given parameters will be ignored.
 
-#### 5.2.2. pkginst
+#### 5.2.2. pkginst \<package_list\>
 That function installs using the package manager the packages given in
 parameters. The list of parameters are all considered as package names.
 
@@ -188,7 +188,7 @@ accomplish that function.
 
 That function takes no parameters and any given parameters will be ignored.
 
-#### 5.2.4. pkgrem
+#### 5.2.4. pkgrem \<package_list\>
 That function uninstalls using the package manager the packages given in
 parameters. The list of parameters are all considered as package names.
 
@@ -222,5 +222,5 @@ the originally UpStart "service" program tend to be available on many systems
 and is privileged.
 
 ### 6.2. Functions
-#### 6.2.1. exec_serv
+#### 6.2.1. exec_serv \<service\> \<command\>